PID: 104525  TASK: ffff88f5012f4f80  CPU: 0   COMMAND: "ll_ost_io00_016"
 #0 [ffffa35580c97688] machine_kexec at ffffffffa7e850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffa35580c976e0] __crash_kexec at ffffffffa803e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffa35580c977a0] crash_kexec at ffffffffa803fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffa35580c977b8] oops_end at ffffffffa7e37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffa35580c977d8] no_context.cold.27 at ffffffffa7ea1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffa35580c97830] __bad_area_nosemaphore at ffffffffa7ea0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffa35580c97878] bad_area_nosemaphore at ffffffffa7ea06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffa35580c97880] do_user_addr_fault at ffffffffa7ea10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffa35580c978d0] __do_page_fault at ffffffffa7ea15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffa35580c978f0] do_page_fault at ffffffffa7ea1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffa35580c97920] page_fault at ffffffffa8e00f8e
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236
    [exception RIP: arc_buf_size+32]
    RIP: ffffffffc069ce20  RSP: ffffa35580c979d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff88f50fb9e390  RCX: 0000000000000007
    RDX: ffff88f402f55400  RSI: 00000000b0000202  RDI: ffff88f52cf3aa00
    RBP: 0000000000000007   R8: ffff88f403cb0eb5   R9: 0000000000000000
    R10: 00000000bffa3497  R11: ffff88f403cb1000  R12: ffff88f511880000
    R13: ffff88f401100000  R14: ffff88f511880000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffa35580c979d0] osd_bufs_put at ffffffffc1d8fd97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffa35580c97a18] ofd_release_chunk_lnb at ffffffffc2242db2 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffa35580c97a40] ofd_commitrw_write at ffffffffc222f708 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffa35580c97ae0] ofd_commitrw at ffffffffc2236ca9 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffa35580c97bb8] tgt_brw_write at ffffffffc15a251c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffa35580c97d78] tgt_handle_request0 at ffffffffc159acc7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffa35580c97da8] tgt_request_handle at ffffffffc159c965 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffa35580c97e28] ptlrpc_server_handle_request at ffffffffc14949a3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffa35580c97e90] ptlrpc_main at ffffffffc1497bc8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffa35580c97f10] kthread at ffffffffa7f57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffa35580c97f50] ret_from_fork at ffffffffa8e001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330